Zack, Arnold M. (1989). Grievance arbitration : issues on the merits in discipline, discharge, and contract interpretation / Arnold M. Zack. New York :: American Arbitration Association,.
Zack, Arnold M. Grievance arbitration : issues on the merits in discipline, discharge, and contract interpretation / Arnold M. Zack. New York :: American Arbitration Association,, 1989
Zack, Arnold M. Grievance arbitration : issues on the merits in discipline, discharge, and contract interpretation / Arnold M. Zack. New York :: American Arbitration Association,, 1989.